SashegDev
874b6f20c2
Основа — Horizon (MIT). История апстрима не переносится: этот репозиторий ведёт свою.
78 lines
5.8 KiB
Python
78 lines
5.8 KiB
Python
#!/usr/bin/env python3
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"""Compare face slicing and support geometry with pinned vanilla."""
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import argparse
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import json
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import os
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from pathlib import Path
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import platform
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import subprocess
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import random
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import struct
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import math
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try:
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from . import lab, test_rust_parity as base
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except ImportError:
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import lab
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import test_rust_parity as base
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def corpus():
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def nums(v):return [struct.pack('>d',float(x)).hex() for x in v]
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for cube in [False,True]:
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for mask in range(256):yield {'coords':[nums([0,0.5,1])]*3,'cube':cube,'occupied':[bool(mask&(1<<i)) for i in range(8)]}
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edges=[-1e-7,math.nextafter(-1e-7,-math.inf),0.0,1e-7,math.nextafter(1e-7,math.inf)]
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for lo in edges:
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for hi in [math.nextafter(1-1e-7,-math.inf),1-1e-7,1.0,1+1e-7,math.nextafter(1+1e-7,math.inf)]:
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for axis in range(3):
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coords=[nums([0,1]) for _ in range(3)];coords[axis]=nums([lo,hi]);yield {'coords':coords,'cube':False,'occupied':[True]}
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for boxes in [[],[[0,0,0,1,1,1]],[[0,0,0,1,0.5,1]],[[0,0,0,1,0.25,1],[0,0.75,0,1,1,1]],[[0,0,0,1e-8,1,1]],[[0.4375,0,0.4375,0.5625,0.625,0.5625]],[[0,0,0,1,1,0.125],[0,0,0.875,1,1,1],[0,0,0,0.125,1,1],[0.875,0,0,1,1,1]]]:
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for move in [None,[0,0,0],[1e-8,0,-1e-8],[-17,64,30_000_000]]:
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f={'boxes':[nums(v) for v in boxes]}
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if move is not None:f['move']=nums(move)
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yield f
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rng=random.Random(0x4641434553)
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for i in range(500):
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sizes=[rng.randrange(1,5) for _ in range(3)];cube=i%3==0
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coords=[[j/size for j in range(size+1)] if cube else sorted(rng.sample([-1,-1e-7,0,1e-7,0.25,0.5,0.75,1-1e-7,1,1+1e-7,2],size+1)) for size in sizes]
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yield {'coords':[nums(v) for v in coords],'cube':cube,'occupied':[rng.randrange(4)==0 for _ in range(math.prod(sizes))]}
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for _ in range(500):
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boxes=[]
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for _ in range(rng.randrange(1,5)):
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low=[rng.choice([-1,-1e-7,0,1e-7,0.5,1-1e-7,1,2]) for _ in range(3)]
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boxes.append(nums([*low,*[v+rng.choice([1e-8,1e-7,0.125,0.5,1,2]) for v in low]]))
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yield {'boxes':boxes}
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def main():
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parser=argparse.ArgumentParser(description=__doc__);parser.add_argument('--prepare',action='store_true');args=parser.parse_args()
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build=lab.LOCAL/'rust-face-support-parity';build.mkdir(parents=True,exist_ok=True)
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report_path=build/'report.json';report_path.unlink(missing_ok=True)
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if args.prepare:lab.prepare()
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lock,jars,libraries=base.verify_artifacts()
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oracle=lab.ROOT/'mods/horizon/src/test/java/dev/horizonlab/parity/VanillaFaceSupportOracle.java'
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sources=[oracle,Path(__file__),lab.ROOT/'tools/test_rust_parity.py',lab.ROOT/'tools/lab.py',lab.ROOT/'Cargo.toml',lab.ROOT/'Cargo.lock',lab.ROOT/'crates/horizon-core/Cargo.toml',lab.ROOT/'crates/horizon-world/Cargo.toml',*sorted((lab.ROOT/'crates/horizon-core/src').rglob('*.rs')),*sorted((lab.ROOT/'crates/horizon-world/src').rglob('*.rs')),lab.ROOT/'crates/horizon-world/examples/probe/face_support_fixture.rs']
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tested_sources=base.source_hashes(sources)
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classes=build/'classes';classes.mkdir(exist_ok=True)
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def run(command,name):
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with (build/(name+'.log')).open('w',encoding='utf-8') as log:base.run(list(map(str,command)),stdout=log,stderr=subprocess.STDOUT)
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dependency_path=os.pathsep.join(map(str,libraries))
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run(['javac','--release',lock['minecraft']['java_major'],'-proc:none','-sourcepath',str(lab.ROOT/'mods/horizon/src/test/java'),'-cp',str(jars['server'])+os.pathsep+dependency_path,'-d',classes,oracle],'compile-java')
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def java(side,mode,path):
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run(['java','-Xmx512M','-cp',os.pathsep.join([str(classes),str(jars[side]),dependency_path]),'dev.horizonlab.parity.VanillaFaceSupportOracle',mode,path],side+'-'+mode)
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fixtures=list(corpus());inputs=build/'inputs.txt';inputs.write_text(''.join(json.dumps(value,separators=(',',':'))+'\n' for value in fixtures),encoding='utf-8')
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fixture_paths=[inputs];tested_fixtures=base.source_hashes(fixture_paths)
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run(['cargo','build','--release','-p','horizon-world','--example','world_probe'],'compile-rust')
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metadata=json.loads(subprocess.check_output(['cargo','metadata','--no-deps','--format-version','1'],cwd=lab.ROOT,text=True))
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binary=Path(metadata['target_directory'])/'release/examples'/('world_probe.exe' if os.name=='nt' else 'world_probe')
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run([binary,'face_support_fixture',build],'rust');references=[]
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for side,jar in jars.items():
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java(side,side,build);reference=build/f'{side}.txt';matched=base.compare(reference,build/'rust.txt')
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references.append({'side':side,'jar_sha256':lab.digest(jar,'sha256'),'output_sha256':lab.digest(reference,'sha256'),'matched_output_lines':matched})
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print(f'{side}: {matched:,} face-support output lines match Rust',flush=True)
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base.ensure_sources_unchanged(sources,tested_sources);base.ensure_sources_unchanged(fixture_paths,tested_fixtures)
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report={'schema':1,'minecraft':lock['minecraft']['version'],'manifest_sha1':lock['minecraft']['manifest_sha1'],'platform':platform.platform(),'java':subprocess.check_output(['java','--version'],text=True).splitlines()[0],'rustc':subprocess.check_output(['rustc','--version'],text=True).strip(),'fixtures':len(fixtures),'sources_sha256':tested_sources,'fixtures_sha256':tested_fixtures,'rust_output_sha256':lab.digest(build/'rust.txt','sha256'),'references':references,'scope':'Actual VoxelShape.getFaceShape and nested face slicing, shape identity/cache reuse, exact coordinate metadata, extrema, bounds and decomposition, plus FULL/CENTER/RIGID SupportType algorithms over caller-supplied support shapes. Sparse grids, phantom slice bounds, cube/array lookup, epsilon boundaries and translations are included. Per-block support-shape selection, world/entity context, survival and full gameplay remain pending.'}
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lab.write_json(report_path,report);print(f'Scoped face-support parity passed: {report_path}')
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if __name__=='__main__':main()
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